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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.remoteable;

import static java.lang.annotation.ElementType.*;
import static java.lang.annotation.RetentionPolicy.*;

import java.lang.annotation.*;

import org.apache.juneau.httppart.*;
import org.apache.juneau.urlencoding.*;

/**
 * Identical to {@link Query @Query} except skips values if they're null/blank.
 * 
 * <h5 class='section'>See Also:</h5>
 * <ul class='doctree'>
 * 	<li class='link'><a class='doclink' href='../../../../overview-summary.html#juneau-rest-client.3rdPartyProxies'>Overview &gt; juneau-rest-client &gt; Interface Proxies Against 3rd-party REST Interfaces</a>
 * </ul>
 */
@Documented
@Target({PARAMETER,FIELD,METHOD})
@Retention(RUNTIME)
@Inherited
public @interface QueryIfNE {

	/**
	 * The query parameter name.
	 * 
	 * @see Query#name()
	 */
	String name() default "";

	/**
	 * A synonym for {@link #name()}.
	 * 
	 * @see Query#value()
	 */
	String value() default "";

	/**
	 * Specifies the {@link HttpPartSerializer} class used for serializing values to strings.
	 * 
	 * <p>
	 * The default value defaults to the using the part serializer defined on the {@link RequestBean @RequestBean} annotation,
	 * then on the client which by default is {@link UrlEncodingSerializer}.
	 * 
	 * <p>
	 * This annotation is provided to allow values to be custom serialized.
	 */
	Class<? extends HttpPartSerializer> serializer() default HttpPartSerializer.Null.class;
}
